usaa brings advice. call or visit us online. we're ready to help. >> greta: a store worker turns the tables on an armed robber. devin mcclain and his manager were getting ready to close a virginia auto zone shop when a gunman burst in. while the suspect forced the manager to open the safe, mcclain sneaked out and grabbed a gun from his truck. then he went back into the store, scared off the robber with his gun, and saved his boss's life. sounds like a good thing, right? well, the corporate brass didn't think so. mcclain got fired. why? well, devin mcclain is here to tell us. nice to see you. >> how you doing tonight? >> greta: well, your manager must like you, but corporate brass fired you. why did they fire you? >> well, they fired me because i reentered the store with my personal weapon. they have a zero tolerance policy against employees having weapons in the store. >> greta: what did your manager say to you because you obviously saved his life. >> well, he was very grateful that i was able to, i guess, make it to my vehicle